【文件属性】：
文件名称：mfc经典案例
文件大小：43.59MB
文件格式：ZIP
更新时间：2019-01-12 16:50:46
mfc
void CLeftView::OnInitialUpdate()
{
CTreeView::OnInitialUpdate();
CRuntimeClass *prc =RUNTIME_CLASS(CLeftView);
BOOL b = prc ->IsDerivedFrom(RUNTIME_CLASS(CDC));
b = this ->IsKindOf(RUNTIME_CLASS(CDC));
static int i = 0;
if (i)return;
++i;
ModifyStyle(0,TVS_LINESATROOT|TVS_HASBUTTONS|TVS_SHOWSELALWAYS |
TVS_HASLINES);
m_ilist.Create(16,16,ILC_COLOR32,4,4);
m_ilist.Add(AfxGetApp()->LoadIcon(IDI_ICON1));
m_ilist.Add(AfxGetApp()->LoadIcon(IDI_ICON2));
m_ilist.Add(AfxGetApp()->LoadIcon(IDI_FILE));
m_Tree.SetImageList(&m_ilist,TVSIL_NORMAL);
m_hItem = m_Tree.InsertItem("我的电脑",0);
DWORD dwDrives;
char a;
CString DriveName;
dwDrives = GetLogicalDrives();
a = 'A';
while (dwDrives > 0)
{
if (dwDrives % 2 == 1)
{
DriveName.Format("%c:", a);
m_Tree.InsertItem(DriveName, 1, 1, m_hItem);
}
a++;
dwDrives /= 2;
}
m_Tree.Expand(m_hItem,TVE_EXPAND);
}